312 {
314
316
318
319 try {
321 } catch (const out_of_range &e) {
322 SETERRQ(
324 "Generation of reference elements for type <%s> is not implemented",
325 moab::CN::EntityTypeName(type));
326 }
327
328 auto set_gauss_pts = [&](auto &level_gauss_pts_on_ref_mesh, auto &level_ref,
329 auto &level_shape_functions,
330
331 auto start_vert_handle, auto start_ele_handle,
332 auto &verts_array, auto &conn, auto &ver_count,
333 auto &ele_count
334
335 ) {
337
339 level = std::min(level, level_gauss_pts_on_ref_mesh.size() - 1);
340
341 auto &level_ref_gauss_pts = level_gauss_pts_on_ref_mesh[level];
342 auto &level_ref_ele = level_ref[level];
343 auto &shape_functions = level_shape_functions[level];
344 E::gaussPts.resize(level_ref_gauss_pts.size1(), level_ref_gauss_pts.size2(),
345 false);
346 noalias(E::gaussPts) = level_ref_gauss_pts;
347
348 const auto fe_ent = E::numeredEntFiniteElementPtr->getEnt();
349 auto get_fe_coords = [&]() {
351 int num_nodes;
353 E::mField.get_moab().get_connectivity(fe_ent, conn, num_nodes, true),
354 "error get connectivity");
357 E::mField.get_moab().get_coords(conn, num_nodes, &*coords.begin()),
358 "error get coordinates");
359 return coords;
360 };
361
362 auto coords = get_fe_coords();
363
364 const int num_nodes = level_ref_gauss_pts.size2();
366
369 &*shape_functions.data().begin());
371 &verts_array[0][ver_count], &verts_array[1][ver_count],
372 &verts_array[2][ver_count]);
373 for (int gg = 0; gg != num_nodes; ++gg, ++ver_count) {
374
376
377 auto set_float_precision = [](const double x) {
378 if (std::abs(x) < std::numeric_limits<float>::epsilon())
379 return 0.;
380 else
381 return x;
382 };
383
385 auto t_ele_coords = getFTensor1FromArray<3, 3>(coords);
386 for (int nn = 0; nn != CN::VerticesPerEntity(type); ++nn) {
387 t_coords(
i) += t_n * t_ele_coords(
i);
388 ++t_ele_coords;
389 ++t_n;
390 }
391
392 for (auto ii : {0, 1, 2})
393 t_coords(ii) = set_float_precision(t_coords(ii));
394
395 ++t_coords;
396 }
397
399 int def_in_the_loop = -1;
401 "NB_IN_THE_LOOP", 1, MB_TYPE_INTEGER,
th, MB_TAG_CREAT | MB_TAG_SPARSE,
402 &def_in_the_loop);
403
405 const int num_el = level_ref_ele.size1();
406 const int num_nodes_on_ele = level_ref_ele.size2();
407 auto start_e = start_ele_handle + ele_count;
409 for (auto tt = 0; tt != level_ref_ele.size1(); ++tt, ++ele_count) {
410 for (int nn = 0; nn != num_nodes_on_ele; ++nn) {
411 conn[num_nodes_on_ele * ele_count + nn] =
413 }
414 }
415
416 const int n_in_the_loop = E::nInTheLoop;
418 &n_in_the_loop);
420
422 };
423
425
426 ref_ele->levelGaussPtsOnRefMesh, ref_ele->levelRef,
427 ref_ele->levelShapeFunctions,
428
429 ref_ele->startingVertEleHandle, ref_ele->startingEleHandle,
430 ref_ele->verticesOnEleArrays, ref_ele->eleConn, ref_ele->countVertEle,
431 ref_ele->countEle
432
433 );
434
436};
#define CHK_MOAB_THROW(err, msg)
Check error code of MoAB function and throw MoFEM exception.
FTensor::Index< 'i', SPACE_DIM > i
UBlasVector< double > VectorDouble
auto type_from_handle(const EntityHandle h)
get type from entity handle
virtual MoFEMErrorCode transferTags()